Home / 28,560.26-42,841.98-8,837.28

Finding the Fourth Proportional to 28,560.26, 42,841.98 and 8,837.28

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Solution

The fourth proportional to 28,560.26, 42,841.98 and 8,837.28 is: 13,256.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,560.26 : 42,841.98 = 8,837.28 : x
  2. Step 2: Convert to fraction form
    28,560.26/42,841.98 = 8,837.28/x
  3. Step 3: Cross multiply
    28,560.26x = 42,841.98 × 8,837.28
  4. Step 4: Simplify right side
    28,560.26x = 378,606,573.01
  5. Step 5: Solve for x
    x = 378,606,573.01/28,560.26
  6. Step 6: Final answer
    x = 13,256.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.